replace saturating_add with max()

reed-solomon-novelpoly/src/novel_poly_basis/tests.rs

@@ -471,7 +471,7 @@ struct ArbitraryData(Vec<u8>);
 impl Arbitrary for ArbitraryData {
 	fn arbitrary(g: &mut Gen) -> Self {
 		// Limit the len to 1 mib, otherwise the test will take forever
-		let len = u32::arbitrary(g).saturating_add(2) % (1024 * 1024);
+		let len = (u32::arbitrary(g) % (1024 * 1024)).max(2);
 
 		let data: Vec<u8> = (0..len).map(|_| u8::arbitrary(g)).collect();
 
@@ -482,7 +482,7 @@ impl Arbitrary for ArbitraryData {
 #[test]
 fn round_trip_quickcheck() {
 	fn property(available_data: ArbitraryData, n_validators: u16) {
-		let n_validators = n_validators.saturating_add(2);
+		let n_validators = n_validators.max(2);
 		let wanted_k = (n_validators as usize - 1) / 3 + 1;
 		let rs = CodeParams::derive_parameters(n_validators as usize, wanted_k).unwrap().make_encoder();
 		let chunks = rs.encode::<WrappedShard>(&available_data.0).unwrap();